Slightly mottled mizu blue tomae that is silky smooth. Being a level 5+ hardness Ozuku this was a deep strata tomae mined in the 1950s or earlier. A full size bench stone at 197 x 72 x 18mm 719g. It wlll come with a slightly softer tomonagura slurry stone.

#586 Ozuku mizu blue tomae razor hone